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%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2013-2016. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
%% You may obtain a copy of the License at
%%
%% http://www.apache.org/licenses/LICENSE-2.0
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%
%% %CopyrightEnd%
%%
-module(maps_inline_test).
-export([?MODULE/0]).
?MODULE() ->
21 = mval(#{val => 1}) +
mval(#{val => 2}) +
mval(#{val => 3}) +
mval(#{val => 4}) +
mval(#{val => 5}) +
mval(#{val => 6}),
21 = gval(#{id => 1}) +
gval(#{id => 2}) +
gval(#{id => 3}) +
gval(#{id => 4}) +
gval(#{id => 5}) +
gval(#{id => 6}),
21 = sval(#{id => 1}) +
sval(#{id => 2}) +
sval(#{id => 3}) +
sval(#{id => 4}) +
sval(#{id => 5}) +
sval(#{id => 6}),
M = #{v => 1, m => #{v => 21, m => #{v => 7, m => 13}}},
42 = decompose(M).
% switch key orders
decompose(#{ m := M, v := V}) when is_map(M) ->
V + decompose(M);
decompose(#{ v := V, m := M}) -> V + M.
mval(#{val := V}) -> V.
sval(#{id := 1}) -> 6;
sval(#{id := 2}) -> 5;
sval(#{id := 3}) -> 4;
sval(#{id := 4}) -> 3;
sval(#{id := 5}) -> 2;
sval(#{id := 6}) -> 1.
gval(M) when is_map(M) andalso M =:= #{ id => 1} -> 1;
gval(M) when is_map(M) andalso M =:= #{ id => 2} -> 4;
gval(M) when is_map(M) andalso M =:= #{ id => 3} -> 2;
gval(M) when is_map(M) andalso M =:= #{ id => 4} -> 5;
gval(M) when is_map(M) andalso M =:= #{ id => 5} -> 3;
gval(M) when is_map(M) andalso M =:= #{ id => 6} -> 6.
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